215201280

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{4003}}^1$

素因数の和:4036

約数の個数: 160

約数和(自身を含む): 786449664

約数和(自身を除く): 571248384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1536, 1680, 1792, 1920, 2240, 2560, 2688, 3360, 3584, 3840, 4003, 4480, 5376, 6720, 7680, 8006, 8960, 10752, 12009, 13440, 16012, 17920, 20015, 24018, 26880, 28021, 32024, 40030, 48036, 53760, 56042, 60045, 64048, 80060, 84063, 96072, 112084, 120090, 128096, 140105, 160120, 168126, 192144, 224168, 240180, 256192, 280210, 320240, 336252, 384288, 420315, 448336, 480360, 512384, 560420, 640480, 672504, 768576, 840630, 896672, 960720, 1024768, 1120840, 1280960, 1345008, 1537152, 1681260, 1793344, 1921440, 2049536, 2241680, 2561920, 2690016, 3074304, 3362520, 3586688, 3842880, 4483360, 5123840, 5380032, 6148608, 6725040, 7173376, 7685760, 8966720, 10247680, 10760064, 13450080, 14346752, 15371520, 17933440, 21520128, 26900160, 30743040, 35866880, 43040256, 53800320, 71733760, 107600640, 215201280]

約数ペア:

[(1, 215201280), (2, 107600640), (3, 71733760), (4, 53800320), (5, 43040256), (6, 35866880), (7, 30743040), (8, 26900160), (10, 21520128), (12, 17933440), (14, 15371520), (15, 14346752), (16, 13450080), (20, 10760064), (21, 10247680), (24, 8966720), (28, 7685760), (30, 7173376), (32, 6725040), (35, 6148608), (40, 5380032), (42, 5123840), (48, 4483360), (56, 3842880), (60, 3586688), (64, 3362520), (70, 3074304), (80, 2690016), (84, 2561920), (96, 2241680), (105, 2049536), (112, 1921440), (120, 1793344), (128, 1681260), (140, 1537152), (160, 1345008), (168, 1280960), (192, 1120840), (210, 1024768), (224, 960720), (240, 896672), (256, 840630), (280, 768576), (320, 672504), (336, 640480), (384, 560420), (420, 512384), (448, 480360), (480, 448336), (512, 420315), (560, 384288), (640, 336252), (672, 320240), (768, 280210), (840, 256192), (896, 240180), (960, 224168), (1120, 192144), (1280, 168126), (1344, 160120), (1536, 140105), (1680, 128096), (1792, 120090), (1920, 112084), (2240, 96072), (2560, 84063), (2688, 80060), (3360, 64048), (3584, 60045), (3840, 56042), (4003, 53760), (4480, 48036), (5376, 40030), (6720, 32024), (7680, 28021), (8006, 26880), (8960, 24018), (10752, 20015), (12009, 17920), (13440, 16012)]